Question:

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A): Lawn is a ground cover of perennial turfgrasses which persists in close mowing and require proper management practices.
Reason (R): The ideal location of developing lawn in any garden is north, north-west or north east open and shady place for most of the day with adequate water availability.
In light of the above statements, choose the most appropriate answer from the options given below.

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Sunlight is the most critical limiting factor for turfgrass growth. Lawns planted in heavy shade will eventually fail, making open, sunny locations a prerequisite for a healthy lawn.
  • Both (A) and (R) are correct and (R) is the correct explanation of (A).
  • Both (A) and (R) are correct but (R) is NOT the correct explanation of (A).
  • (A) is correct but (R) is not correct.
  • (A) is not correct but (R) is correct.
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The Correct Option is C

Solution and Explanation

Step 1: Understanding the Concept:
A lawn is an essential component of any garden landscape, often referred to as the canvas or background upon which other features are arranged.
Establishing and maintaining a high-quality lawn requires selecting suitable turfgrass species, preparing the soil, and providing adequate maintenance (mowing, watering, and fertilizing).
The site selection and light availability are critical factors that determine the long-term success of a lawn.

Step 2: Detailed Explanation:

Assertion (A) is correct:
A lawn is defined as an area of land covered with close-cut, perennial turfgrasses.
These grasses must tolerate close and frequent mowing (mowing tolerance) and form a dense, uniform green carpet.
Maintaining this carpet requires proper management practices, including irrigation, mowing, aeration, weed control, and fertilization.
Thus, Assertion (A) is correct.
Reason (R) is incorrect:
The ideal location for developing a lawn is not a shady place.
Turfgrasses are heliophytes (sun-loving plants) that require plenty of direct sunlight to carry out photosynthesis, develop deep root systems, and maintain a dense turf cover.
A shady location (such as north or north-west aspects shaded by buildings or heavy tree canopies for most of the day) is highly unfavorable for most turfgrasses.
Under shady conditions, lawns become thin, leggy, pale-green, and highly susceptible to diseases, moss invasion, and wear damage.
The ideal location for a lawn is an open, sunny south or east-facing area that receives at least 6 to 8 hours of direct sunlight daily.
Since Assertion (A) is correct but Reason (R) is incorrect, the correct option is (C).

Step 3: Final Answer:

Therefore, the correct choice is that (A) is correct but (R) is not correct.
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